# DIBBS #SPE7LX-27-U-0210

DLA requirement for 221 approved-source castle nuts

**Posted:** October 15, 2026
**Respond By:** October 29, 2026
**Identifier:** SPE7LX-27-U-0210
**NAICS:** 332722

The Defense Logistics Agency is seeking castle nuts for a critical-application requirement, with General Dynamics Land Systems–Canada identified as the approved source.
- **Government buyer**
  - Defense Logistics Agency (DLA), DLA Weapons Support, Strategic Acquisition Program Directorate
  - Contracting contact: Theodore Misiolek
- **Product requested**
  - 221 castle nuts, NSN 5310-01-154-7683
  - Approved-source part number: 10501146; also listed as 10501146 ZZ
  - The 221-unit quantity is estimated; the guaranteed minimum is 33 units, and the minimum delivery-order quantity is 55 units
- **OEM and sourcing**
  - **General Dynamics Land Systems - Canada (CAGE 56161)** is identified as the approved source for this critical-application item
- **Delivery and value**
  - One-year ordering period; delivery is required within 119 days after each order, FOB origin
  - Delivery destinations will be specified on individual orders
  - Contract maximum value: $350,000

### Description

NUT, CASTLE (QTY: 221, NSN: 5310-01-154-7683, Purchase Request: 1000246917)
  Approved Sources:
  - CAGE: 56161, Part No: 10501146, Company: GENERAL DYNAMICS LAND SYSTEMS - CAN
  - CAGE: 56161, Part No: 10501146 ZZ, Company: GENERAL DYNAMICS LAND SYSTEMS - CAN
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7LX27U0210)